explode.java

简单的坦克大战 可以打敌人 更多功能还在编写当中

import java.awt.Color;
import java.awt.Graphics;


public class Explode {

	private int x, y;
	
	private boolean live;
	
	private TankFrame tf;
	
	private int[] range = {5,10,15,20,40,30,18,9,4};
	private int step = 0;
	
	public Explode(int x, int y , TankFrame tf) {
		this.x = x;
		this.y = y;
		this.tf = tf;
	}
	
	public void draw(Graphics g) {
		if(live = false) {
			return;
		}
		if(step == range.length) {
			live = false;
			tf.explodes.remove(this);
			step = 0;
			return;
		}
		Color c = g.getColor();
		g.setColor(Color.RED);
		g.fillOval(x, y, range[step], range[step]);
		g.setColor(c);
		
		step++;
	}
}